<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图片标签练习</title>
</head>
<body>
    <center>
        <p>缩小图像
        <p><img src="./img/testimg.jpg" width="350" height="200">
        <p>原图显示
        <p><img src="./img/testimg.jpg" width="400" height="236">
        <p>放大图像
        <p><img src="./img/testimg.jpg" width="500" height="250">
        </p>
    </center>
</body>
</html>